1 cm
(
3
/
8
”)
COOLANT
83
6 Maintenance
Coolant replacement
Every 1000 operating hours.
The level of the coolant must be approx. 1 cm
(
3
/
8
”) below the lower edge of the ller neck.
Bleeding will take place automatically during
lling!
• After lling replace the ller cap and re-
install the plug.
• After the engine has run for the rst time
and has reached operating temperature
and has cooled down again to ambient
temperature, check the coolant level in the
heat exchanger housing.
• If necessary, add coolant.
Caution
Never ll the cooling system with sea water or
brackish water.
Water heater
If a water heater is connected to the en-
gine and this heater is positioned above
the upper side of the engine than bleeding
of the heater will not take place automati-
cally! Fill the heater separately to bleed the
cooling system completely.
VD00158
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